Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9850135 | Polycrystalline diamond and manufacturing method thereof | Keiko Arimoto, Katsuko Yamamoto, Hitoshi Sumiya | 2017-12-26 |
| 9725826 | Single-crystal diamond and manufacturing method thereof | Hitoshi Sumiya | 2017-08-08 |
| 9714197 | Polycrystalline diamond and manufacturing method thereof, scribe tool, scribing wheel, dresser, rotating tool, orifice for water jet, wiredrawing die, cutting tool, and electron emission source | Keiko Arimoto, Katsuko Yamamoto, Hitoshi Sumiya, Takeshi Sato | 2017-07-25 |